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BIRMINGHAM SMALL ARMS CO LTD

Overview
  • Total Patents
    1,077
About

BIRMINGHAM SMALL ARMS CO LTD has a total of 1,077 patent applications. Its first patent ever was published in 1897. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets weapons, materials and metallurgy and transport are KRUPP AG, ROTH GEORGES and BENELLI SPA.

Patent filings in countries

World map showing BIRMINGHAM SMALL ARMS CO LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 689
#2 France 118
#3 United States 80
#4 Canada 55
#5 Germany 49
#6 Switzerland 41
#7 Austria 17
#8 Spain 10
#9 Belgium 9
#10 Denmark 4
#11 Sweden 3
#12 Finland 1
#13 Ireland 1

Patent filings per year

Chart showing BIRMINGHAM SMALL ARMS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wackrow Roger David 47
#2 Vesely Josef 24
#3 Child Henry Cave 19
#4 Kellett Eric 17
#5 Marshall Peter Robert 17
#6 Jordison Fred 16
#7 Limited The Birmingham Small A 14
#8 Judson Charles Alan 14
#9 Harris Geoffrey Thomas 14
#10 Ridout Philip James 13

Latest patents

Publication Filing date Title
GB1503342A Rotary piston internal combustion engines
US4000721A Rotary internal combustion engines
US3967593A Rotary piston internal combustion engines
GB1452326A Rotary piston internal combustion engines
GB1411844A Lubricating pumps for internal combustion engines
GB1377073A Machines for the production of shell moulds
DE2234689A1 ROTARY PISTON ENGINE
GB1383079A Mounting of rotary piston engines on vehicles
GB1385687A Rotary piston internal combustion engines
GB1386811A Rotary piston internal combustion engines
GB1365292A Pumps
GB1383913A Rotary internal combustion engines
GB1385487A Rotary piston internal combustion engines
DE2112944A1 Powder mixture for the production of steel objects according to known powder metallurgical processes
US3778231A Method of producing silicon nitride articles
GB1352061A Production of articles powder metallurgy methods
GB1311522A Variable speed gearing
GB1317448A Luggage containers for use on two wheeled vehicles
GB1338552A Internal combustion engines
GB1315128A Internal combustion engines